Buffett: Women not getting 'fair shake'

Story highlights

In a recent Fortune magazine essay, Warren Buffett -- one of the world's wealthiest people -- explains why women are key to America's prosperity. CNN's Poppy Harlow sat down with the Berkshire Hathaway chairman and CEO to talk about girls education, his sisters, his family and how, as he says, "If I had been born a female, I would have been very unhappy about the Constitution."